Star Trek: Shattered Universe cheats and cheat codes for Playstation 2

Go to the bridge of the Excelsior screen and enter the following codes. 
If the cheat code acccepted you will see a text messages:

Cheat List 

All Missions: R1, L1, CIRCLE, SQUARE, L1, R1, TRIANGLE, SELECT 
All Medals and Ranks: L1, R1, L1, O, R1, TRIANGLE, L1, SELECT 
All Ships: L1, SQUARE, L1, SQUARE, R1, R1, CIRCLE, SELECT 
Invincibility: L1, CIRCLE, L1, R1, TRIANGLE, TRIANGLE, CIRCLE, SELECT 
Kobayashi Maru mode: L1, TRIANGLE, L1, L1, SQUARE, TRIANGLE, R1, 
SELECT. 

Attacking the Orion starship:
You do not have to destroy both Orion starships, just disable 
both of ship shields